>Also, it is difficult to export service to another country. >Service is not a item that can be stock piled or held in inventory. I would say "not quite true". Many things are now made that cheaply that servicing them is not economic. You go and buy a new one when the old one breaks down. Prime example of this would have to be PCs. To fix these you are a board jockey, not an engineer of any sort. -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics